MCQ
$\sec ^{-1}(-2)-\sin ^{-1}\left(\frac{1}{2}\right)$ का मान है-
  • A
    $\pi$
  • B
    $\frac{\pi}{2}$
  • C
    $\frac{\pi}{3}$
  • D
    $\frac{\pi}{6}$

Answer

self

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